1 files changed, 67 insertions, 0 deletions
diff --git a/game/server/tf/bot/behavior/tf_bot_melee_attack.cpp b/game/server/tf/bot/behavior/tf_bot_melee_attack.cpp
new file mode 100644
index 0000000..c914a8c
--- /dev/null
+++ b/game/server/tf/bot/behavior/tf_bot_melee_attack.cpp
@@ -0,0 +1,67 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+// tf_bot_melee_attack.h
+// Attack a threat with out melee weapon
+// Michael Booth, February 2009
+
+#include "cbase.h"
+#include "bot/tf_bot.h"
+#include "bot/behavior/tf_bot_melee_attack.h"
+
+#include "nav_mesh.h"
+
+extern ConVar tf_bot_path_lookahead_range;
+
+ConVar tf_bot_melee_attack_abandon_range( "tf_bot_melee_attack_abandon_range", "500", FCVAR_CHEAT, "If threat is farther away than this, bot will switch back to its primary weapon and attack" );
+
+
+//---------------------------------------------------------------------------------------------
+CTFBotMeleeAttack::CTFBotMeleeAttack( float giveUpRange )
+{
+	m_giveUpRange = giveUpRange < 0.0f ? tf_bot_melee_attack_abandon_range.GetFloat() : giveUpRange;
+}
+
+
+//---------------------------------------------------------------------------------------------
+ActionResult< CTFBot >	CTFBotMeleeAttack::OnStart( CTFBot *me, Action< CTFBot > *priorAction )
+{
+	m_path.SetMinLookAheadDistance( me->GetDesiredPathLookAheadRange() );
+
+	return Continue();
+}
+
+
+//---------------------------------------------------------------------------------------------
+ActionResult< CTFBot >	CTFBotMeleeAttack::Update( CTFBot *me, float interval )
+{
+	// bash the bad guys
+	const CKnownEntity *threat = me->GetVisionInterface()->GetPrimaryKnownThreat();
+
+	if ( threat == NULL )
+	{
+		return Done( "No threat" );
+	}
+
+	if ( me->IsDistanceBetweenGreaterThan( threat->GetLastKnownPosition(), m_giveUpRange ) )
+	{
+		// threat is too far away for melee
+		return Done( "Threat is too far away for a melee attack" );
+	}
+
+	// switch to our melee weapon
+	CBaseCombatWeapon *meleeWeapon = me->Weapon_GetSlot( TF_WPN_TYPE_MELEE );
+	if ( meleeWeapon )
+	{
+		me->Weapon_Switch( meleeWeapon );
+	}
+
+	// actual head aiming is handled elsewhere
+
+	// just keep swinging
+	me->PressFireButton();
+
+	// chase them down
+	CTFBotPathCost cost( me, FASTEST_ROUTE );
+	m_path.Update( me, threat->GetEntity(), cost );
+
+	return Continue();
+}